Overview of the Texas Instruments LP2988AIMMX-2.5

The LP2988AIMMX-2.5 is a precision, fixed-voltage regulator designed by Texas Instruments, renowned for its exceptional performance in maintaining a stable output voltage. This micro-power device is part of the LP2988 series, which is specifically engineered to cater to the stringent power requirements of battery-powered applications such as mobile phones, PDAs, and portable media players.

Key Features

• Output Voltage: The LP2988AIMMX-2.5 delivers a fixed output voltage of 2.5V, which is ideal for powering sensitive electronic components that require a stable supply.
• High Accuracy: It boasts an impressive output voltage accuracy of ±0.5%, ensuring reliable performance and consistency in output.
• Low Dropout Voltage: With a low dropout voltage of typically 280 mV at a 200 mA load, this regulator maintains its efficiency even when the input voltage is close to the output voltage.
• Low Quiescent Current: The device features a low quiescent current of typically 850 µA, enhancing battery life in portable applications.
• Thermal Protection: It includes built-in thermal shutdown protection, safeguarding the device and the application from potential damage due to overheating.

Applications

The LP2988AIMMX-2.5 is versatile and can be used in a variety of applications, including:

• Portable and battery-powered equipment
• Reference voltage sources
• Cellular phones
• PDAs and handheld computers
• Portable media players

Package and Reliability

This regulator is offered in the compact 8-pin MSOP (Mini Small Outline Package) which is suitable for space-constrained applications. The LP2988AIMMX-2.5 is characterized for operation from −40°C to +125°C, ensuring reliable performance across a wide range of temperatures.

With its combination of features, the LP2988AIMMX-2.5 from Texas Instruments stands out as a robust, efficient, and precise voltage regulator, making it an excellent choice for designers looking to enhance the performance and longevity of their portable applications.